Feature: 1-Dental special high power LED. 2-High articulation optical fiber. 3-Three working modes: strong, gradually strong, flashing. 4-Optional working time:5sec,10sec, 15sec, 20sec. 5-Automatic inactive, automatic power off. ó-Low battery alert. 7-Super capacity battery. 8-Membrane push button, soft feel. **Excluding Delivery** **For further product information , please contact Chat support**